The search icon in the "Searches" sections is blurry and inconsistent

Steps to reproduce:

1. Create a new project
2. Click the search icon, which is displayed above the "Inspector" window
3. Verify, that the "Search" window becomes opened
4. Click "Toggle Saved Searches Panel"
5. Observe the search icon in the "Searches" section

Actual results: The search icon looks blurry and inconsistent. A screenshot is added below in the "Attachments: section.

Expected results: The search icon looks blurry and inconsistent.

Reproducible with versions: 2023.3.0a2, 6000.0.44f1, 6000.1.0b12, 6000.2.0a7

Not reproducible with versions: 2022.3.59f1 

Can’t test with versions: -

Tested on (OS): M1 Max - Sequoia 15.3.2